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4L80E parts - stock and performance rebuild parts

For Sale

Drivetrain

Dec 7, 2025, 09:54 AM | Replies: 0 | Views: 381
  • Drivetrain - 4L80E parts - stock and performance rebuild parts - New - All Years  All Models - Mason, OH 45040, United States
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  • Price
    $25
  • Location Mason, OH, 45040, USA
  • Condition New
Description:

Various 4L80E parts that I'm looking to sell as I no longer have the time to build these units.
Prices are listed in the picture
Price matching isn't a problem.
Need larger pics of an item?  Those can be provided.

1. Shift solenoid 1-2 & Shift solenoid 3-4 34421, A34422 (2 sets) NEW
2. Early 91-96 forward and direct pistons 8675510 & 8675507 USED
3. Screen Force Motor filter and shift solenoid filter 34018 & 34018A NEW
4. 4L80e forward/direct steels 0.077" 34128 [5], 0.090" 34126A [4], 0.060" 34128A [3] NEW
5. 4L80e forward steels 0.077" 34128 [5] (Set of 5) NEW
6. 4L80e intermediate steels 0.076" 34124E [4] (Set of 4) NEW
7. 4L80e intermediate steels 0.100 34124 [3] (Set of 3) NEW
8. 4L80e intermediate steel 0.076" 34124E [4] (Set of 4) NEW    
9. Late 4L80E intermediate 8 tang wave plate U34852 USED
10. Pressure Regulator Valve 8680547 [2] Have 2 of these.  NEW
11. 4L80E pump oil diverter 24200357 [1] NEW
12. Sonnax LB1 Boost valve setup 4L80E-LB1 [2] These have been installed, tested for pressure, and removed USED
13. Rear Servo pin (97+) 24202583 NEW
14. 4L80E late model case saver NEW
15. Metal clad seal for center support cooler line fitting 34079 NEW
16. Intermediate spring cage 4L80E U34972E USED
17. Front pump seal 34070E [2] NEW
18. 4L80E pump bolt set (7) U34777EK USED
19. ITC billet flexplate bolts (6) 551951X6 NEW
20. 4L80E 91-96 OEM oil cooler fittings 8637742 USED
21. 4l80e internal wiring harness cable bracket 8675539 USED
22. 04+ EPC with ground middle land for constant line pressure 24248892 USED
23. Early 91-96 dipstick guard 24201116 USED
24. Case seal 91+ 34073E NEW
25. Intermediate A727 snap ring .074 thick A22878A NEW
26. Direct Drum spring cage snap ring S34877 USED
27. Direct Drum Snap Ring D34878 USED
28. CK performance purple PR spring 195 PSI 4L80CC/SSPRS NEW
29. Jakes D3 "long spring" for PR NEW
30. TH400 PR spring NEW
31. Front servo spring 4L80E U34906 NEW
32. ITC 551114 early 91-96 cooler line fittings (2) 551114  NEW
33. Center support O-ring scarf cut Pack of [3] (only 3 needed when dual feed directs) NEW
34. Center support O-ring white nylon Pack of [4] NEW
35. EPC plug retainer clip D34843E NEW
36. 97-up separator plate 24204272 NEW
37. Early 4L80E case shaved for Reid Bellhousing USED

38. Pack of 8 bushings for 4L80E (Durabond and Sonnax) (not separating) NEW
Durabond Front stator Support GMT-4-1 / DB34036BX [1]
Durabond case GMT-4-4 / DB34064B [2]
4L80E Sun Gear Shaft bushing 97+ with grooves 34054A [2]
Durabond  2004 up extension housing DB34066C [1]
Stator Support (Front)(Extra Wide)91-Up Sonnax S34036B [1]
Durabond sun gear bushing, non-fluted DB34037 [1]

39. GM OEM Pressure Regulator parts (not separating)
Shim in 4L80E Pump 8680548 [1]
Pressure Regulator Spring (small) in 4L80E Pump 8680551 [1]  
Pressure Regulator Boost Sleeve in 4L80E Pump 24202645 [1]  
Pressure Regulator Boost Valve in 4L80E Pump 24202644 [1]  

40. 4L80E pump valve end plug kit 14PCS Sonnax & GM Genuine (not separating) NEW
GM Genuine TCC valve pump end plug (small side) GM 8682857 qty=1
GM Genuine PR/TCC Pump end plug 24243484 qty-3
Sonnax PR/TCC O-ringed end plug 34200-05k qty=4
Sonnax Converter limit valve O-ringed end plug 34994-14K qty=6


41. 4L80E Various Seals for Rebuild - Sealing Rings (not separating) NEW
Metal clad seal for center support cooler line fitting    34079    [1]
Early 91-96 accumulator gasket    34308    [1]
Direct drum piston outer seal    34335    [1]
Forward drum piston outer seal    34335    [1]
Direct drum piston inner seal    34336    [1]
Direct/Forward drum inner seal    34334C    [2]
Forward drum piston inner seal    34336    [1]
Lip Seal, 4L80E 4th Clu (Inner) 1991-Up    34340    [1]
Lip Seal, 4L80E 4th Clu (Outer) 1991-Up    34341    [1]
Input shaft sealing ring shaft to fwd drum (small)    34178BT     [2]
3rd accumulator piston d ring seal bottom    34351    [2]
3rd accumulator piston d ring seal top    34352    [2]
Lathe Cut Seal, 4L80E Rear Accum(Inner) 91-Up    34353    [2]
Lathe Cut Seal, 4L80E Rear Accum(Outer) 91-Up    34354    [2]
Output shaft sleeve o-rings (black)    34374    [5]
Cooler Line Fitting rebuild O-rings    35250    [4]
Speed sensor O-rings - small orange    10475299    [5]
Solenoid O rings (10)    10483630    [2]
Stator to case o-rings on the bolts    34309E    [6]
Drain Plug Seal     12616850    [3]
Internal wiring harness O-ring green    24213704    [3]
Input shaft O-ring (orange)    94051259    [3]
Pressure Switch Manifold replacement seals    NA    [10]
Shift solenoid filter screen and EPC filter screen O-rings    NA    [5]
Cooler Line Fitting Retainers    801-450    [8]



 

Last edited by 5.7stroker; Jan 12, 2026 at 08:10 AM.




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